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Generating Questions: An Inclusive Characterization and a Dialogue-based Application. Paul Piwek Helmut Prendinger Hugo Hernault Mitsuru Ishizuka. Defining QG. QG is the task of automatically generating questions Computational perspective
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Generating Questions: An Inclusive Characterization and a Dialogue-based Application Paul Piwek Helmut Prendinger Hugo Hernault Mitsuru Ishizuka
Defining QG • QG is the task of automatically generating questions • Computational perspective • Supporting disciplines: psychology, formal logic, etc.
Defining QG • QG as the task of automatically generating questions • Computational perspective • Supporting disciplines: psychology, formal logic, etc. Relation Output Input
Defining QG • QG as the task of automatically generating questions • Computational perspective • Supporting disciplines: psychology, formal logic, etc. ? ? ? Relation Output Input
Output • A question (syntactic, semantic, pragmatic?) • Semantic (expressing an informational gap): • Declarative questions: John opened the door? • Imperatives: Tell me who/what/why/whether … • Feeders: For more than a century and a half, X has been known • as the finest watch in the world. What is the reason for • this? • Non-verbal: This block? + pointing • Intonation: Did you SEE Mary? versus Did YOU see Mary. • Input • Declarative sentences (in context) • Also: pictures, diagrams, … ? (E.g., When did the steepest decline in sales take place?) • Relation • Question/Query reformulation • Input answers the output question • Input raises the output question • In: If John’s car is in the garage, he’s at home. (Question/Goal) Is John at home? • Out: Is John’s car in the garage.
You can take aspirin, if you have a headache. Though aspirin does have side effects:it can harm circulation. … T2D(Piwek et al., 2007) IVA07
CONCESSION EXAMPLE CONDITION You can take aspirin if you have a headache Though aspirin does have side effects: it can harm circulation You can take aspirin, if you have a headache. Though aspirin does have side effects:it can harm circulation. … T2D(Piwek et al., 2007) IVA07
You can take aspirin, if you have a headache. Though aspirin does have side effects:it can harm circulation. … T2D(Piwek et al., 2007) IVA07 CONCESSION QUESTION-ANSWER QUESTION-ANSWER lambda X CONDITION You can take aspirin Yes, it can harm circulation. Does it have side effects? I have a headache X
You can take aspirin, if you have a headache. Though aspirin does have side effects:it can harm circulation. … T2D(Piwek et al., 2007) IVA07 CONCESSION L: What if I have a headache? E: You can take aspirin. L: But does it have side effects? E: Yes, it can harm circulation. … QUESTION-ANSWER QUESTION-ANSWER lambda X CONDITION You can take aspirin Yes, it can harm circulation. Does it have side effects? I have a headache X
You can take aspirin, if you have a headache. Thoughaspirin does have side effects:it can harm circulation. … T2D(Piwek et al., 2007) IVA07 CONCESSION L: What if I have a headache? E: You can take aspirin. L: But does it have side effects? E: Yes, it can harm circulation. … QUESTION-ANSWER QUESTION-ANSWER lambda X CONDITION You can take aspirin Yes, it can harm circulation. Does it have side effects? I have a headache X
Proposals • Include a generic/open track • Consider a track on monologue-to- dialogue generation possibly at a later stage of the campaign